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ID

VAR-202308-3426


CVE

CVE-2023-35738


TITLE

D-Link DAP-2622 DDP Configuration Backup Auth Password Stack-based Buffer Overflow Remote Code Execution Vulnerability

Trust: 0.7

sources: ZDI: ZDI-23-1243

DESCRIPTION

D-Link DAP-2622 DDP Configuration Backup Auth Password Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DAP-2622 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the DDP service. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-20065. D-Link DAP-2622 is a wireless access point device from D-Link, a Chinese company

Trust: 2.16

sources: NVD: CVE-2023-35738 // ZDI: ZDI-23-1243 // CNVD: CNVD-2024-32561 // VULMON: CVE-2023-35738

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2024-32561

AFFECTED PRODUCTS

vendor:d linkmodel:dap-2622scope: - version: -

Trust: 1.3

sources: ZDI: ZDI-23-1243 // CNVD: CNVD-2024-32561

CVSS

SEVERITY

CVSSV2

CVSSV3

zdi-disclosures@trendmicro.com: CVE-2023-35738
value: HIGH

Trust: 1.0

ZDI: CVE-2023-35738
value: HIGH

Trust: 0.7

CNVD: CNVD-2024-32561
value: HIGH

Trust: 0.6

CNVD: CNVD-2024-32561
severity: HIGH
baseScore: 8.3
vectorString: AV:A/AC:L/AU:N/C:C/I:C/A:C
accessVector: ADJACENT_NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 6.5
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

zdi-disclosures@trendmicro.com: CVE-2023-35738
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: ADJACENT
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 5.9
version: 3.0

Trust: 1.0

ZDI: CVE-2023-35738
baseSeverity: HIGH
baseScore: 8.8
vectorString: AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: ADJACENT
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 5.9
version: 3.0

Trust: 0.7

sources: ZDI: ZDI-23-1243 // CNVD: CNVD-2024-32561 // NVD: CVE-2023-35738

PROBLEMTYPE DATA

problemtype:CWE-121

Trust: 1.0

sources: NVD: CVE-2023-35738

PATCH

title:D-Link has issued an update to correct this vulnerability.url:https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10349

Trust: 0.7

title:Patch for D-Link DAP-2622 Buffer Overflow Vulnerability (CNVD-2024-32561)url:https://www.cnvd.org.cn/patchInfo/show/569021

Trust: 0.6

sources: ZDI: ZDI-23-1243 // CNVD: CNVD-2024-32561

EXTERNAL IDS

db:NVDid:CVE-2023-35738

Trust: 2.4

db:ZDIid:ZDI-23-1243

Trust: 1.8

db:DLINKid:SAP10349

Trust: 1.0

db:ZDI_CANid:ZDI-CAN-20065

Trust: 0.7

db:CNVDid:CNVD-2024-32561

Trust: 0.6

db:VULMONid:CVE-2023-35738

Trust: 0.1

sources: ZDI: ZDI-23-1243 // CNVD: CNVD-2024-32561 // VULMON: CVE-2023-35738 // NVD: CVE-2023-35738

REFERENCES

url:https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=sap10349

Trust: 1.7

url:https://www.zerodayinitiative.com/advisories/zdi-23-1243/

Trust: 1.1

url:http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2023-35738

Trust: 0.6

sources: ZDI: ZDI-23-1243 // CNVD: CNVD-2024-32561 // VULMON: CVE-2023-35738 // NVD: CVE-2023-35738

CREDITS

Dmitry "InfoSecDJ" Janushkevich of Trend Micro Zero Day Initiative

Trust: 0.7

sources: ZDI: ZDI-23-1243

SOURCES

db:ZDIid:ZDI-23-1243
db:CNVDid:CNVD-2024-32561
db:VULMONid:CVE-2023-35738
db:NVDid:CVE-2023-35738

LAST UPDATE DATE

2024-09-19T22:39:05.907000+00:00


SOURCES UPDATE DATE

db:ZDIid:ZDI-23-1243date:2023-08-25T00:00:00
db:CNVDid:CNVD-2024-32561date:2024-07-15T00:00:00
db:NVDid:CVE-2023-35738date:2024-09-18T19:15:27.423

SOURCES RELEASE DATE

db:ZDIid:ZDI-23-1243date:2023-08-25T00:00:00
db:CNVDid:CNVD-2024-32561date:2024-07-15T00:00:00
db:NVDid:CVE-2023-35738date:2024-05-03T02:15:37.657